Ifa: b=c:d=e:f = 2:1, then (a + 2c + 3e) : (5b + 100 + 15f) is equal to:
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Step-by-step explanation:
a=c=e=2,b=d=f=1
(a+2c+3s)=(5b+100+15f)
(2+2×2+3×2)=(5×1+100+15×1)
12=120
1=10
then
1:10
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